Shuli 3310 Inkless pen Creative Aluminum Rod Inkless Metal Pen Stationery School ... (COLOR: SILVER)

SELECTED OPTION:
COLOR: SILVER

Feature:
a?? Environmental protection: One can reach more than 100 pencils. It is lead-free, non-toxic, harmless, safe, and the packaging uses easily degradable materials. Compared with other packaging, it can be completely degraded in a short time. a???Erasable writing is smooth, not easy to dirty hands, dust-free (to avoid the dust caused by the friction of the pen into the user`s respiratory tract during the writing process, to avoid respiratory tract infections), and the compound-free pen tip is more durable. a???Writing 1 meter wear is about 0.0035mm, loss is about 0.0062 cubic millimeters, writing volume is about 106.6883 cubic millimeters, theoretical writing is about 17200 meters. a???Ordinary wooden pencils wear about 1.8mm per meter (national standard GB/T26704-2011), and the theoretical writing is about 100 meters. The theoretical writing length of this product is 172 times that of an ordinary wooden pencil. Unfinished is only relative to wooden pencils, not always incomplete. a???500,000 words: When the length of each line is 3cm, this product can write about 500,000 words.
Specifications:
a???Brand: Shuli a???Model: 310 a???Pen: Synthetic materials a???Pen Holder: Aluminum Rod a???Spare parts: copper screw
Package Includes:
a???1 * Pink/?Frosted black/ Light blue/ Silver a???Plastic soft shell packaging